Green apples grow on some trees in woodland spring biomes. Red apples can be found in woodland summer biomes and yellow apples can be found in woodland autumn biomes. They are all edible but have different effect on your hunger.
The woodland spring biomes is also the place to look for flowers as most types can be found here.
(This is an image from the new Blockscape world that is not released yet)
Jens Blomquist: Twitter
Desert trees. The Blockscape world allows any block level detail at any distance.
Twitter: Jens Blomquist
More detailed trees and some stuff I built to test the game.
Self luminous mushrooms can also be powered. Completely logical.
Self luminous materials can be used as is (right) but will give you 4 times the intensity when powered (left).
Light bounces of the ground and hits the underside of the sand sculpture and the bug.